.head{
    height: 50px;
    display: flex;
    padding: 0 10px;
    position: sticky;
    top: 0;
    h1{
        color: #000;
        font-size: 24px;
        font-weight: 700;
        line-height: 50px;
        width: 100%;
        text-align: center;
    }
    .set{
        height:30px;
        background-color: rgba(0, 0, 0, 0.24);
        width: 80px;
        margin-top: 10px;
        border-radius: 30px;
        border: 1px solid rgba(0, 0, 0, 0.24);
        display: flex;
        position: absolute;
        justify-content: space-between;
        right: 10px;
        .icon-gengduo{
            color: #fff;
            height: 20px;
            margin-top: 5px;
            width: 50px;
            text-align: center;
            line-height: 20px;
            border-right: 1px solid rgba(238, 238, 238, 0.332);
        }
        .icon-circleyuanquan{
            color: #fff;
            height: 20px;
            margin-top: 5px;
            width: 50px;
            line-height: 20px;
            text-align: center;
        }
    }
}